Specification #: 25.421
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Reference:
25.421
Title:
UTRAN Iur interface layer 1
Status:
Under change control
Type:
Technical specification (TS)
Initial planned Release:
Release 1999
Internal:
Common IMS Specification:
Radio technology:
2G
3G
LTE
5G
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Primary responsible group:
RAN 3
Secondary responsible groups:
-
Rapporteurs
Name
Company
Philippe
Reininger
Huawei Tech.(UK) Co.. Ltd
35013
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Prime grp
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Prime grp
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Release 18
(Spec is UCC for this Release)
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SA#103
18.0.0
2024-04-03
Automatic upgrade from previo...
60295
SA#103
85473
Release 17
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SA#95-e
17.0.0
2022-04-05
60289
SA#95-e
76870
Release 16
(Spec is UCC for this Release)
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SA#88-e
16.0.0
2020-07-16
38165
SA#88-e
66930
Release 15
(Spec is UCC for this Release)
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SA#80
15.0.0
2018-07-02
18664
SA#80
59048
Release 14
(Spec is UCC for this Release)
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RAN#75
14.0.0
2017-03-24
31939
RAN#75
52807
Release 13
(Spec is UCC for this Release)
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SA#70
13.0.0
2015-12-18
31207
SA#70
47335
Release 12
(Spec is UCC for this Release)
Latest Remark:
(2015-01-22) Upgraded from previous Release without technical c...
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SA#65
12.0.0
2014-09-22
Automatic upgrade from previo...
30574
SA#65
8722
Release 11
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(2015-01-22) Upgraded from previous Release without technical c...
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SA#57
11.0.0
2012-09-24
Automatic upgrade from previo...
28526
SA#57
8210
Release 10
(Spec is UCC for this Release)
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(2015-01-22) Upgraded from previous Release without technical c...
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RAN#52
10.1.0
2011-06-24
28173
RAN#52
27835
SA#51
10.0.0
2011-04-05
Automatic upgrade from previo...
28180
SA#51
5884
Release 9
(Spec is UCC for this Release)
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(2015-01-22) Upgraded from previous Release without technical c...
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RAN#51
9.0.1
2011-04-05
editorial
28172
RAN#51
8221
SA#46
9.0.0
2009-12-18
Automatic upgrade from previo...
26399
SA#46
4619
Release 8
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SA#42
8.0.0
2009-01-02
Upgraded unchanged from Rel-7
25900
SA#42
7230
Release 7
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RAN#31
7.0.0
2006-03-24
24385
RAN#31
23635
Release 6
(Spec is UCC for this Release)
Latest Remark:
(2015-01-22) created for M.1457 update
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RAN#22
6.0.0
2004-01-13
Required for update of ITU-R ...
21981
RAN#22
931
Release 5
(Spec is UCC for this Release)
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T#15
5.0.0
2002-03-25
21036
T#15
27609
Release 4
(Spec is UCC for this Release)
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RAN-#11
4.0.0
2001-04-06
20320
RAN-#11
25659
Release 1999
(Spec is UCC for this Release)
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RAN-#11
3.1.0
2001-04-06
20320
RAN-#11
36875
RAN-#4
3.0.0
1999-06-23
9259
RAN-#4
16797
RAN-#3
0.0.0
1999-04-23
9258
RAN-#3
14322
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